import { Scene, PointLayer } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps';

const scene = new Scene({
  id: 'map',
  map: new GaodeMap({
    center: [ 120.19382669582967, 30.258134 ],
    pitch: 0,
    style: 'dark',
    zoom: 3
  })
});

fetch('https://gw.alipayobjects.com/os/basement_prod/d3564b06-670f-46ea-8edb-842f7010a7c6.json')
  .then(res => res.json())
  .then(data => {
    const pointLayer = new PointLayer({})
      .source(data, {
        cluster: true
      })
      .shape('circle')
      .scale('point_count', {
        type: 'quantile'
      })
      .size('point_count', [ 5, 10, 15, 20, 25 ])
      .active(true)
      .color('yellow')
      .style({
        opacity: 0.5,
        strokeWidth: 1
      });

    scene.addLayer(pointLayer);
  });
